Home / 4,571.29-6,855.87-1,284.70

Finding the Fourth Proportional to 4,571.29, 6,855.87 and 1,284.70

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Solution

The fourth proportional to 4,571.29, 6,855.87 and 1,284.70 is: 1,926.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,571.29 : 6,855.87 = 1,284.70 : x
  2. Step 2: Convert to fraction form
    4,571.29/6,855.87 = 1,284.70/x
  3. Step 3: Cross multiply
    4,571.29x = 6,855.87 × 1,284.70
  4. Step 4: Simplify right side
    4,571.29x = 8,807,736.19
  5. Step 5: Solve for x
    x = 8,807,736.19/4,571.29
  6. Step 6: Final answer
    x = 1,926.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.